128958200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{13159}}^1$

素因数の和:13189

約数の個数: 72

約数和(自身を含む): 348805800

約数和(自身を除く): 219847600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 9800, 13159, 26318, 52636, 65795, 92113, 105272, 131590, 184226, 263180, 328975, 368452, 460565, 526360, 644791, 657950, 736904, 921130, 1289582, 1315900, 1842260, 2302825, 2579164, 2631800, 3223955, 3684520, 4605650, 5158328, 6447910, 9211300, 12895820, 16119775, 18422600, 25791640, 32239550, 64479100, 128958200]

約数ペア:

[(1, 128958200), (2, 64479100), (4, 32239550), (5, 25791640), (7, 18422600), (8, 16119775), (10, 12895820), (14, 9211300), (20, 6447910), (25, 5158328), (28, 4605650), (35, 3684520), (40, 3223955), (49, 2631800), (50, 2579164), (56, 2302825), (70, 1842260), (98, 1315900), (100, 1289582), (140, 921130), (175, 736904), (196, 657950), (200, 644791), (245, 526360), (280, 460565), (350, 368452), (392, 328975), (490, 263180), (700, 184226), (980, 131590), (1225, 105272), (1400, 92113), (1960, 65795), (2450, 52636), (4900, 26318), (9800, 13159)]